Ontonagon beach gravels Ontonagon, MI US Uploaded By Scott (webmaster) Uploaded on Saturday, April 23, 2011 at 06:13:28 PM Viewed 3671 times

Location Type: Public Access

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In the Lake Superior beach gravels of Ontonagon, you can reportedly find adularia, Keweenah agates, chalcedony, chert, jasper, Thomsonite (pink and green).	No specific location is marked here, but feel free to share.

Google Map: (The GPS marker is only marking the nearest city.)

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Reference Info: "A Location Guide for Rockhounds in the United States part 2" page 214, http://www.missourigeologists.org/Min-Loc2-2005.pdf
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